Server Side of the Intermediate-Level Interface

The following example shows the corresponding server. The command line that starts the service must specify the transport over which the service is provided.

Example 4–11 Server for Time Service, Intermediate Level

/*
 * This program supplies Greenwich mean
 * time to the client that invokes it.
 * The call format is: server netid
 */
#include <stdio.h>
#include <rpc/rpc.h>

#include <netconfig.h>    /* For netconfig structure */
#include "time_prot.h"
 
static void time_prog();
 
main(argc, argv)
	int argc;
	char *argv[];
{
	SVCXPRT *transp;
	struct netconfig *nconf;
 
	if (argc != 2) {
		fprintf(stderr, "usage: %s netid\n",
					argv[0]);
		exit(1);
	}
	if ((nconf = getnetconfigent( argv[1])) ==
					(struct netconfig *) NULL) {
		fprintf(stderr, "Could not find info on %s\n",
					argv[1]);
		exit(1);
	}
	transp = svc_tp_create(time_prog, TIME_PROG,
										TIME_VERS, nconf);
	if (transp == (SVCXPRT *) NULL) {
		fprintf(stderr, "%s: cannot create 
						%s service\n", argv[0], argv[1]);
		exit(1)
	}
	freenetconfigent(nconf);
	svc_run();
}
 
	static
	void time_prog(rqstp, transp)
		struct svc_req *rqstp;
		SVCXPRT *transp;
{
/* Code identical to Top Level version */